Finding the Fourth Proportional to 49,299,844.19, 68,031,741.12 and 26,972,720.69
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Solution
The fourth proportional to 49,299,844.19, 68,031,741.12 and 26,972,720.69 is: 37,221,236.32
Step by Step Solution
- Step 1: Write the proportion equation
49,299,844.19 : 68,031,741.12 = 26,972,720.69 : x - Step 2: Convert to fraction form
49,299,844.19/68,031,741.12 = 26,972,720.69/x - Step 3: Cross multiply
49,299,844.19x = 68,031,741.12 × 26,972,720.69 - Step 4: Simplify right side
49,299,844.19x = 1,835,001,150,943,989 - Step 5: Solve for x
x = 1,835,001,150,943,989/49,299,844.19 - Step 6: Final answer
x = 37,221,236.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.